condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.43742666666666663 0.0 1.31228 Stolon 0.0 0.0 0.0 Stolon with Root 7.210626666666666 2.16213 16.2797